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A retail sporting goods store estimates that weekly sales and weekly advertising costs are related by the equation . The current weekly advertising costs are $1500, and these costs are increasing at a rate of $140 per week. Find the current rate of change of weekly sales.
Culture
The shared values, norms, behaviors, and artifacts of a group of people, which are passed down from generation to generation.
Psychological Process
The internal cognitive and affective operations that underlie human behavior and responses to environment and stimuli.
Charles Darwin
A natural scientist from the 1800s who is renowned for his work on evolution and the concept of survival of the fittest.
User's Manual
A guidebook that provides instructions for the operation or understanding of a system, device, or software.
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